Skip to main content
. 2020 Nov 9;10(11):e033822. doi: 10.1136/bmjopen-2019-033822

Table 2.

In-hospital information and outcomes of the study participants

Parameters Total BT <36.0°C BT=36.0°C–36.9°C BT ≥37.0°C
N=9012 N=1323 N=4860 N=2829
Respiratory rate, n (%)
 Bradypnoea 678 (7.5) 166 (12.5) 325 (6.7) 187 (6.6)
 Normal range 4422 (49.1) 586 (44.3) 2419 (49.8) 1417 (50.1)
 Tachypnoea 2978 (33.0) 473 (35.8) 1609 (33.1) 896 (31.7)
 Unknown 934 (10.4) 98 (7.4) 507 (10.4) 329 (11.6)
Heart rate, n (%)
 Bradycardia 197 (2.2) 103 (7.8) 71 (1.5) 23 (0.8)
 Normal range 6468 (71.8) 846 (63.9) 3652 (75.1) 1970 (69.6)
 Tachycardia 2173 (24.1) 349 (26.4) 1051 (21.6) 773 (27.3)
 Unknown 174 (1.9) 25 (1.9) 86 (1.8) 63 (2.2)
Consciousness, n (%)
 Minor (GCS 15–13) 6721 (74.6) 764 (57.7) 3679 (75.7) 2278 (80.5)
 Moderate (12–9) 898 (10.0) 207 (15.6) 483 (9.9) 208 (7.4)
 Severe (≤8) 897 (10.0) 302 (22.8) 414 (8.5) 181 (6.4)
 Unknown 496 (5.5) 50 (3.8) 284 (5.8) 162 (5.7)
BT (°C), median (IQR) 36.7 (36.2–37.0) 35.6 (35.2–35.8) 36.5 (36.3–36.7) 37.2 (37.1–37.5)
Measuring methods of BT
 Axillary, n (%) 6749 (74.9) 837 (63.3) 3706 (76.3) 2206 (78)
 Ear 892 (9.9) 267 (20.2) 419 (8.6) 206 (7.3)
 Rectal 21 (0.2) 7 (0.5) 6 (0.1) 8 (0.3)
 Other 212 (2.4) 33 (2.5) 117 (2.4) 62 (2.2)
 Unknown 1138 (12.6) 179 (13.5) 612 (12.6) 347 (12.3)
Time of transport (min), median (IQR) 36 (28.0–47.0) 35 (27.0–46.0) 35 (28.0–46.0) 37 (29.0–49.0)
Severe head injury (hAIS ≥3), n (%)
 No 5834 (64.7) 674 (50.9) 3110 (64) 2050 (72.5)
 Yes 3178 (35.3) 649 (49.1) 1750 (36) 779 (27.5)
Severe chest injury (cAIS ≥3), n (%)
 No 7528 (83.5) 1028 (77.7) 4119 (84.8) 2381 (84.2)
 Yes 1484 (16.5) 295 (22.3) 741 (15.2) 448 (15.8)
Severe abdominal injury (aAIS ≥3), n (%)
 No 8560 (95) 1237 (93.5) 4632 (95.3) 2691 (95.1)
 Yes 452 (5.0) 86 (6.5) 228 (4.7) 138 (4.9)
ISS, median (IQR) 9 (5.0–17.0) 14 (9.0–25.0) 9 (5.0–16.0) 9 (5.0–16.0)
Multiple trauma (ISS ≥16), n (%)
 No 6068 (67.3) 694 (52.5) 3311 (68.1) 2063 (72.9)
 Yes 2944 (32.7) 629 (47.5) 1549 (31.9) 766 (27.1)
Outcome
 In-hospital mortality 226 (2.5%) 129 (9.8%) 69 (1.4%) 28 (1.0%)

AIS, Abbreviated Injury Scale; BT, body temperature; GCS, Glasgow Coma Scale; ISS, Injury Severity Score.